GB0122546D0 - Optical fibre long period grating with thin film overlays - Google Patents

Optical fibre long period grating with thin film overlays

Info

Publication number
GB0122546D0
GB0122546D0 GBGB0122546.5A GB0122546A GB0122546D0 GB 0122546 D0 GB0122546 D0 GB 0122546D0 GB 0122546 A GB0122546 A GB 0122546A GB 0122546 D0 GB0122546 D0 GB 0122546D0
Authority
GB
United Kingdom
Prior art keywords
thin film
long period
optical fibre
period grating
fibre long
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
GBGB0122546.5A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cranfield University
Original Assignee
Cranfield University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cranfield University filed Critical Cranfield University
Priority to GBGB0122546.5A priority Critical patent/GB0122546D0/en
Publication of GB0122546D0 publication Critical patent/GB0122546D0/en
Priority to PCT/GB2002/004291 priority patent/WO2003025639A2/en
Priority to EP02762562A priority patent/EP1430338A2/en
Priority to AU2002327949A priority patent/AU2002327949A1/en
Priority to US10/490,137 priority patent/US20050002606A1/en
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/011—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  in optical waveguides, not otherwise provided for in this subclass
    • G02F1/0115—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  in optical waveguides, not otherwise provided for in this subclass in optical fibres
    • G02F1/0118—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  in optical waveguides, not otherwise provided for in this subclass in optical fibres by controlling the evanescent coupling of light from a fibre into an active, e.g. electro-optic, overlay
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35303—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using a reference fibre, e.g. interferometric devices
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/0147—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on thermo-optic effects
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/30—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating
    • G02F2201/307—Reflective grating, i.e. Bragg grating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Integrated Circuits (AREA)
GBGB0122546.5A 2001-09-19 2001-09-19 Optical fibre long period grating with thin film overlays Ceased GB0122546D0 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GBGB0122546.5A GB0122546D0 (en) 2001-09-19 2001-09-19 Optical fibre long period grating with thin film overlays
PCT/GB2002/004291 WO2003025639A2 (en) 2001-09-19 2002-09-19 Optical transmission device having a long period grating and an overcladding
EP02762562A EP1430338A2 (en) 2001-09-19 2002-09-19 Optical transmission device having a long period grating and an overcladding
AU2002327949A AU2002327949A1 (en) 2001-09-19 2002-09-19 Optical transmission device having a long period grating and an overcladding
US10/490,137 US20050002606A1 (en) 2001-09-19 2002-09-19 Optical transmission device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0122546.5A GB0122546D0 (en) 2001-09-19 2001-09-19 Optical fibre long period grating with thin film overlays

Publications (1)

Publication Number Publication Date
GB0122546D0 true GB0122546D0 (en) 2001-11-07

Family

ID=9922310

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB0122546.5A Ceased GB0122546D0 (en) 2001-09-19 2001-09-19 Optical fibre long period grating with thin film overlays

Country Status (5)

Country Link
US (1) US20050002606A1 (en)
EP (1) EP1430338A2 (en)
AU (1) AU2002327949A1 (en)
GB (1) GB0122546D0 (en)
WO (1) WO2003025639A2 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7187816B2 (en) * 2004-12-13 2007-03-06 Purdue Research Foundation In-fiber whitelight interferometry using long-period fiber grating
US7336861B2 (en) * 2005-04-04 2008-02-26 Virginia Tech Intellectual Properties, Inc. Fiber-optic sensor or modulator using tuning of long period gratings with self-assembled layers
US7340119B1 (en) * 2005-04-20 2008-03-04 Mcmaster University Optical sensor and system
CN100458406C (en) * 2005-07-01 2009-02-04 重庆工学院 MZ interference SPR chemical and biological sensor and system with fibre-optical microstructure
CN100451609C (en) * 2005-07-01 2009-01-14 重庆工学院 Interference evanescent wave chemical and biological sensor and system with fibre-optical Michelson
CN100430714C (en) * 2005-11-16 2008-11-05 重庆工学院 Microsystem optical fiber gas sensor, sensing system and sensing method
DE102005056225B4 (en) * 2005-11-25 2008-12-18 Petter, Jürgen Electro-optical sensor and method for determining physical properties of a target substance via its refractive index
CN100501375C (en) * 2006-09-25 2009-06-17 重庆工学院 Microcavity double-grating and optical-fiber gas sensing system and method
CN100437036C (en) * 2006-11-16 2008-11-26 国家纳米技术与工程研究院 Fibre optic sensor for measuring temperature and refractive index of liquid contemporarily
CN100399085C (en) * 2006-12-22 2008-07-02 重庆大学 Long-period optical fiber grating band-pass filtering method and band-pass filter for realizing the same method
US8154716B2 (en) 2009-09-04 2012-04-10 Octrolix Bv Waveguide-based sensor
US9335468B2 (en) * 2010-02-11 2016-05-10 The Hong Kong Polytechnic University Fiber bragg grating in micro/nanofiber and method of producing the same
WO2014056604A1 (en) * 2012-10-09 2014-04-17 Linde Aktiengesellschaft Method for measuring a temperature profile in an adsorber
EP2720016A1 (en) * 2012-10-09 2014-04-16 Linde Aktiengesellschaft Method for measuring a temperature profile in a column for mass and/or energy exchange
US9366809B1 (en) * 2015-05-29 2016-06-14 Wojtek J. Bock Inter-grating fiber spaced multi-DRLPG doped optical sensor
CN108732101B (en) * 2018-07-27 2021-02-19 温州大学 Graphene integrated inclined fiber grating refractive index sensor and sensitivity regulation and control method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6021240A (en) * 1997-10-02 2000-02-01 F&S, Inc. Optical sensor activation device
US6058226A (en) * 1997-10-24 2000-05-02 D-Star Technologies Llc Optical fiber sensors, tunable filters and modulators using long-period gratings
EP1075668A4 (en) * 1998-03-30 2004-07-28 Corning Inc Tunable optical fiber bragg and long period grating
US6072922A (en) * 1998-06-19 2000-06-06 Science And Engineering Applications Company, Inc. Cryogenic fiber optic temperature sensor
KR100322136B1 (en) * 1999-03-12 2002-02-04 윤종용 Temperature-compensated long period optical fiber grating filter
WO2000070379A1 (en) * 1999-05-17 2000-11-23 Corning Incorporated Amplitude tunable filter

Also Published As

Publication number Publication date
EP1430338A2 (en) 2004-06-23
WO2003025639A3 (en) 2003-11-27
AU2002327949A1 (en) 2003-04-01
US20050002606A1 (en) 2005-01-06
WO2003025639A2 (en) 2003-03-27

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)